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Journal : Agrivet

KAJIAN PENGGUNAAN PGPR (Plant Growth Promoting Rhizobacteria) TERHADAP VIABILITAS DAN VIGOR BENIH TOMAT (Solanum lycopersicum L.) Nanda Fadila; Hayati, Rita; Ramadhani, Almuna
Jurnal Agrivet Vol 32 No 1 (2026): AGRIVET (on progress)
Publisher : UNIVERSITAS PEMBANGUNAN NASIONAL ”VETERAN” YOGYAKARTA

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31315/agrivet.v32i1.15574

Abstract

This study aimed to evaluate the effect of Plant Growth Promoting Rhizobacteria (PGPR) on the viability and vigor of tomato seeds (Solanum lycopersicum L.). The research was motivated by the importance of high-quality seeds as the foundation of tomato cultivation. Seed viability and vigor determine uniformity, growth rate, and seedling tolerance under changing environmental conditions. The experiment was conducted at the Seed Science and Technology Laboratory, Faculty of Agriculture, Syiah Kuala University, using two tomato varieties (Karina and Grand Sakina F1) and eight rhizobacterial isolates (Azotobacter sp., Necercia sp., Pseudomonas capacia, Bacillus megaterium,Pseudomonas diminuta, Flavobacterium sp., Bacillus polymixa, and Bacillus stearothermophillus). A factorial completely randomized design (2×9) with three replications was applied. Results indicated that the Karina variety exhibited higher seed viability and vigor compared to Grand Sakina F1. PGPR treatments did not significantly affect viability; however, some isolates such as Necercia sp. and Bacillus stearothermophillus tended to improve vigor, particularly in vigor index, uniformity, and relative growth rate. Conversely, Flavobacterium sp. showed relatively lower vigor values. These findings highlight the importance of selecting superior varieties and suitable PGPR isolates to enhance the physiological quality of tomato seeds in a sustainable manner.
Co-Authors A.A. Ketut Agung Cahyawan W Ade Saputra, Surya Afendy, Florensius Irwan Afriyanto Agustine, Leony Ainun Marliah Al-Amin, Al-Amin Aldri Frinaldi Alhaddad, Abdul Mujib Amrullah Amrullah Anggi Pratama Anshari, Gusti Zakaria Apriana, Isna Arafat, Yasir ari krisnohadi Arief, Fiera Budiarsyah Armadi , Yukiman Armadi, Yukiman Armilia Sari, Armilia Artanti Puspita Sari Asadi Abdullah Asfaruddin Asfaruddin Bambang Widiarso Caroline, Agnes Cyntia Dedi Kurniawan Denah Suswati Dewi, Arsita Maharani Kusuma Dwi Maharrani Edi Efrita Edy Marwan Efrita , Edi Eka Suzanna Erida Nurahmi ERYANSYAH, ERYANSYAH Estuninggusti, Gati Fadhilah Naulina, Alfi Fadhlurrahman, Syarif Novel Farida Ariyani Feni, Rita Fiftinova Fiftinova Fiftinova, Fiftinova Firmanto, Dunstan Ardi Hadiana, Claudia Bella Hajar Mukaromah Hariswan Putera Jaya Hariswan Putra Jaya, Hariswan Putra Hasanah, Riska Hasanuddin Hasanuddin Hesti Wahyuni Anggraini, Hesti Wahyuni Husna, Rika Ida Rosmalina, Ida Irawan, Ria Irhamni, Dinda Islamuddin Islamuddin Islamuddin, Islamuddin Ismahan Umran Ismail Sulaiman Jafrizal Jafrizal, Jafrizal Jihansyah, Jihansyah Junaidi Junaidi juraidah, juraidah Kesumawati , Neti Machdalena Vianty Maheran Mulyadi Maragaraya, Yerikho Mardiana - Marwan, Edy Maudy, Melly Maulida, Syarifah Maulidi Maulidi Mawar, Supriadi Melianti, Melianti Muchlis, Rita Zurina Muhammad Saleh Muharram, Reza Mulyadi, Maheran Mulyani Mulyani Mulyaningsih, Endang Muslih Hambali Muthmainnah Muthmainnah Mutmainah, Elni Nanda Fadila Nanda Mayani Nasution, Ummi Khairiah Natalia - Neli Definiati Nengsih, Helaria Setiani Neti Kesumawati, Neti Nicholas Ginting, David Samuel Nirwana, Salwa Nova Lingga Pitaloka, Nova Lingga Nurah Mani, Rita Amalia Nuriman, Muhammad Poespodihardjo, Angga Putra, Hanif Ramadhan Fahmi Putri, Dhelittya Finaliyani Putri, Ermalati Ramadhan, M Osa Ramadhani, Almuna Riduansyah Riduansyah, Riduansyah Riduansyah, . rini hazriani Rini Susana Rita Inderawati Rita, Wusmalinda Rizka Wahyumi Rizki, Saffira Nurfadilah Romiyanto, Romiyanto Saputra, Surya Ade Sari, Puja Sarina Sarina Simamora, Melisa Kristina Siti Hafsah Sofendi SOFENDI SOFENDI, SOFENDI Sri ApriyanI Sulakhudin Sulakhudin Sumarno . Suryadi Suryadi Suryadi Sutarman Gafur Syamsuddin Syamsuddin Syapsan -, Syapsan Tera Maritha, Tera Tita Ratna Wulan Dari Tribudi, Yuli Arief Tribudi, Yuli Arief Usman Usman Usman Vera, Konselia D. Vida Rana Nasution, Jilan Vitri Indrawati, Urai Suci Yulies Wijaya, Alhenri YONAL, PETRUS Yupita, Anyon Yusnaweti, Yusnaweti Zuraida Zuraida